:root {
  --green-primary: #4a7c44;
  --green-hover: #3d6a38;
  --green-soft: #f3f6f3;
  --blue-primary: #1e88e5;
  --blue-hover: #1565c0;
  --text-primary: #1a1a1a;
  --text-secondary: #5c5c5c;
  --text-muted: #8f959d;
  --text-subtle: #9aa0a8;
  --border: #e8eaed;
  --border-focus: #4a7c44;
  --white: #ffffff;
  --surface: #ffffff;
  --surface-muted: #fafbfc;
  --surface-subtle: #f7f8f9;
  --surface-hero: #1a2332;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04);
  --shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 2px 10px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
  --map-control-border: rgba(0, 0, 0, 0.08);
  --transition-fast: 150ms ease;
  --transition-base: 180ms ease;
  --campaign-ne: #1e5fa8;
  --campaign-se: #2d7a46;
  --campaign-mw: #9a5b00;
  --campaign-west: #6b3fa0;
  --fly-soft: #f4f8fc;
  --drive-soft: #f4f7f4;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--text-primary);
  background-color: var(--white);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Subtle diagonal texture like the dashboard */
.page {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 1.5rem;
  background-color: var(--white);
  background-image: repeating-linear-gradient(
    -45deg,
    transparent,
    transparent 18px,
    rgba(0, 0, 0, 0.018) 18px,
    rgba(0, 0, 0, 0.018) 19px
  );
}

/* Green header bar */
.top-bar {
  background-color: var(--green-primary);
  padding: 0.75rem 1.5rem;
  display: flex;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--white);
}

.logo-image {
  display: block;
  height: 42px;
  width: auto;
  flex-shrink: 0;
}

.logo-text {
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.25;
}

/* Login card */
.login-card {
  width: 100%;
  max-width: 420px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 2.5rem 2.25rem;
  box-shadow: var(--shadow);
}

.login-header {
  text-align: center;
  margin-bottom: 2rem;
}

.login-header h1 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
  letter-spacing: -0.02em;
}

.login-header p {
  font-size: 0.9375rem;
  color: var(--text-secondary);
}

/* Form */
.login-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.field label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-primary);
}

.field input {
  width: 100%;
  padding: 0.7rem 0.85rem;
  font-size: 0.9375rem;
  font-family: inherit;
  color: var(--text-primary);
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 4px;
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.field input::placeholder {
  color: var(--text-muted);
}

.field input:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(74, 124, 68, 0.12);
}

.form-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.checkbox {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
  cursor: pointer;
  user-select: none;
}

.checkbox input {
  width: 15px;
  height: 15px;
  accent-color: var(--blue-primary);
  cursor: pointer;
}

.link {
  font-size: 0.875rem;
  color: var(--blue-primary);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.15s ease;
}

.link:hover {
  color: var(--blue-hover);
  text-decoration: underline;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.25rem;
  font-size: 0.9375rem;
  font-weight: 600;
  font-family: inherit;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: background-color 0.15s ease, transform 0.1s ease;
}

.btn-primary {
  width: 100%;
  margin-top: 0.25rem;
  background-color: var(--green-primary);
  color: var(--white);
}

.btn-primary:hover {
  background-color: var(--green-hover);
}

.btn-primary:active {
  transform: scale(0.99);
}

.signup-prompt {
  margin-top: 1.75rem;
  text-align: center;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.signup-prompt .link {
  margin-left: 0.25rem;
}

.loading-spinner {
  display: inline-block;
  width: 14px;
  height: 14px;
  border: 2px solid var(--border);
  border-top-color: var(--green-primary);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

.loading-spinner--sm {
  width: 12px;
  height: 12px;
  border-width: 1.5px;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

@media (max-width: 480px) {
  .top-bar {
    padding: 0.65rem 1rem;
  }

  .logo-image {
    height: 36px;
  }

  .logo-text {
    font-size: 0.875rem;
  }

  .login-card {
    padding: 2rem 1.5rem;
  }

  .form-row {
    flex-direction: column;
    align-items: flex-start;
  }
}